﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// DEALINGS IN THE SOFTWARE.

using System;
using Debugger.AddIn.Visualizers.Utils;
using System.Collections.Generic;
using System.Linq;

namespace Debugger.AddIn.Visualizers.Graph
{
	/// <summary>
	/// Description of AbstractNode.
	/// </summary>
	public class AbstractNode : Utils.ITreeNode<AbstractNode>
	{
		private List<AbstractNode> children = new List<AbstractNode>();
		
		public IEnumerable<AbstractNode> Children
		{
			get 
			{
				foreach (var child in this.children) 
					yield return child;
			}
		}
		
		public AbstractNode AddChild(AbstractNode child)
		{
			this.children.Add(child);
			return child;
		}
		
		public AbstractNode()
		{
		}
		
		/// <summary>
		/// Returns property nodes from this tree.
		/// </summary>
		public IEnumerable<PropertyNode> FlattenPropertyNodes()
		{
			return Utils.TreeFlattener.Flatten(this).OfType<PropertyNode>();
		}
	}
}
